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Individual Calculations March 2012 |
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| Xia, Yusheng Total change: 9.00 | |   |
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| 21st Annual North American Open - U2300 Section | Las Vegas, Nevada | USA | 2011-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2070 | 1.50 | 3 | 0.32 | 15 | 4.80 | |
|  Krishnan, Varun | | | 2108 | USA | 0.50 | 1 | 0.05 | 15 | 0.75 | |  Sawyer, Bradley J | | | 2140 | USA | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Iwu, Okechukwu Ane | | | 2198 | USA | 0.50 | 1 | 0.17 | 15 | 2.55 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 16th Metropolitan Chess FIDE Qualifier | Los Angeles, California | USA | 2012-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 2070 | 1.50 | 2 | 0.28 | 15 | 4.20 | |
| | Mousseri, Daniel Y | | | 1989 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Iyengar, Udit | | | 1991 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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